/**
 * Licensed to Apereo under one or more contributor license agreements. See the NOTICE file
 * distributed with this work for additional information regarding copyright ownership. Apereo
 * licenses this file to you under the Apache License, Version 2.0 (the "License"); you may not use
 * this file except in compliance with the License. You may obtain a copy of the License at the
 * following location:
 *
 * <p>http://www.apache.org/licenses/LICENSE-2.0
 *
 * <p>Unless required by applicable law or agreed to in writing, software distributed under the
 * License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
 * express or implied. See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.apereo.portal.spring.security;

import java.util.Collection;
import java.util.Collections;
import org.apereo.portal.security.IPerson;
import org.springframework.security.core.GrantedAuthority;
import org.springframework.security.core.userdetails.UserDetails;

/**
 * PortalPersonUserDetails represents a uPortal-specific implementation of Spring Security's
 * UserDetails interface. This implementation wraps the IPerson object for use by the
 * pre-authentication service.
 *
 * <p>Passwords, authorities, and account expiration/locking features are not supported by this
 * implementation.
 *
 */
public class PortalPersonUserDetails implements UserDetails {

    private final IPerson person;

    public PortalPersonUserDetails(IPerson person) {
        this.person = person;
    }

    @Override
    public Collection<GrantedAuthority> getAuthorities() {
        return Collections.<GrantedAuthority>emptyList();
    }

    @Override
    public String getPassword() {
        return null;
    }

    @Override
    public String getUsername() {
        return person.getName();
    }

    @Override
    public boolean isAccountNonExpired() {
        return true;
    }

    @Override
    public boolean isAccountNonLocked() {
        return true;
    }

    @Override
    public boolean isCredentialsNonExpired() {
        return true;
    }

    @Override
    public boolean isEnabled() {
        return true;
    }

    @Override
    public String toString() {
        return "UserDetails for user " + getUsername();
    }
}